Ruling · Śaṅkara Jayantī (Shankaracharya Jayanti) · 1987

Sunday 3 May

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 100 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Saturday 2 May

Pañcamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:52  13:40 madhyāhna ends
12:0412:2812:5213:1613:4014:0414:28

0 of 48 minutes covered

Midday of Sunday 3 May

Taken. The only midday Pañcamī reaches.

madhyāhna begins 12:51  13:39 madhyāhna ends
12:0312:2712:5113:1513:3914:0314:27

48 of 48 minutes covered

Pañcamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Pañcamī runs from 15:19 on Sat 2 May to 17:32 on Sun 3 May.

    1987-05-02T06:19:04Z → 1987-05-03T08:31:45Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:52–13:40 on the 2nd, 12:51–13:39 on the 3rd.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Pañcamī must be present during madhyāhna. It covers 0 of 48 minutes on the 2nd and 48 of 48 on the 3rd.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 5971 s

  5. 05

    Ruling

    Śaṅkara Jayantī, Baoding, 1987: Sunday 3 May.

    confidence: determinate

Say it like this

In Baoding, Śaṅkara Jayantī (Shankaracharya Jayanti) 1987 falls on Sunday 3 May. Pañcamī runs from 15:19 on Sat 2 May to 17:32 on Sun 3 May and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1987/shankara-jayanti · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 3 May
Ahargaṇa, classicalDisc centre, no refractionSun 3 May
compat-drikpanchangComparison profileSun 3 May
No institution has a recorded ruling for Baoding.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/shankara-jayanti · ruleset 2026.3-draft

Month
Vaiśākha, amānta
Pakṣa · aṅga
Śukla · Pañcamī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 102

“S 5 Sankara jayanti.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlacePañcamīMadhyāhna 2ndCoveredMadhyāhna 3rdCoveredRuled
Los Angeles23:19 → 01:3212:2648 min12:260 min2 May
Chicago01:19 → 03:3212:2448 min12:240 min2 May
Jersey City02:19 → 04:3212:3048 min12:300 min2 May
Port of Spain02:19 → 04:3211:3948 min11:390 min2 May
London07:19 → 09:3212:3448 min12:340 min2 May
Durban08:19 → 10:3211:2948 min11:290 min2 May
Dubai10:19 → 12:3211:5248 min11:5240 min2 May
Delhi11:49 → 14:0211:5448 min11:5448 min2 May
Kolkata11:49 → 14:0211:109 min11:1048 min3 May
Singapore14:19 → 16:3212:380 min12:3848 min3 May
Sydney16:19 → 18:3211:280 min11:2848 min3 May
Suva18:19 → 20:3211:390 min11:3948 min3 May
Profile · tradition
pac-rp@2026.1 · smarta
Rule
shankara-jayanti@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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